Intervention effectmodel-written summary

The other tested cover crops had no effect on barley yield.

A claim from The Effect of Cover Crops on the Yield of Spring Barley in Estonia · 2019

Intervention effectobservedoriginal resultno effectmeasured

Claim · model-written summary

The other tested cover crops had no effect on barley yield.

Treatment
the other cover cropse0
Outcome
barley yielde0
Direction
no effecte0

Not reportedMaterialGeneCompoundOrgan / stageInteractorInteractor roleSecond interactorSecond interactor roleComparatorSettingValueQualifier

Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Hordeum vulgare
Hordeum vulgare · TaxonJackyM59 · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“the other cover crops had no effect on barley yield”

✓ located verbatim in the source · abstract, characters 754–805

Title

The Effect of Cover Crops on the Yield of Spring Barley in Estonia

Merili Toom; Sirje Tamm; Liina Talgre; et al. Agriculture 2019. doi:10.3390/agriculture9080172

Other claims from this paper (3)

Record rev-86bbd76aaa859a1326e7232eb641d2e04d9da48fb51cce601e3e00b0c7373527 · schema claims-v0.9 · position 3 in the model’s answer

cover crop · yield · Hordeum vulgare (barley)Results differ

17 papers: 9 positive, 8 negative or no effect

7 papers in the same direction as this claim · 9 in the opposite direction

  1. positive
    Cover crops raised spring barley grain yield by 10-31% compared with no mulch.

    Effect of tillage systems, mulches and nitrogen fertilization on spring barley (Hordeum vulgare) · 2008 · compared with no-mulch treatment

    Opposite direction

  2. positive
    Catch crop residues increased yield of the subsequent spring barley on average by 5 to 7%, due to transfer of N.

    Mineralisation of catch crop residues and N transfer to the subsequent crop · 2021

    Opposite direction

  3. positive
    Grass-clover cover crop increased grain yield by 0.41 Mg DM ha−1 versus no cover crop.

    Spring barley grown for decades with straw incorporation and cover crops: Effects on crop yields and N uptake · 2021

    Opposite direction

  4. positive
    A catch crop increased barley grain yield on both soils.

    Catch Crop and Animal Slurry in Spring Barley Grown with Straw Incorporation · 1995

    Opposite direction

  5. positive
    Catch crop significantly improved spring barley yield.

    Properties of Luvisol and spring barley yield as affected by peas as a catch crop · 2015

    Opposite direction

  6. positive
    Manure application and inclusion of catch crops reduce the yield gap between conventional and organic rotations, according to the authors.

    Contributions from carbon and nitrogen in roots to closing the yield gap between conventional and organic cropping systems · 2018 · compared with conventional and organic rotations

    Opposite direction

  7. positive
    Winter rape improved thousand grain weight relative to white mustard.

    Yield and yield structure of spring barley (Hodeum vulgare L.) grown in monoculture after different stubble crops · 2012 · compared with white mustard

    Opposite direction

  8. positive
    Spring barley yields were highest with manure and catch crops.

    Effect of Elymus repens on yield of winter wheat, spring barley and faba bean in an organic crop rotation experiment · 2009

    Opposite direction

8 papers more in this group

See all 17 papers →

Claims are grouped by organism, treatment and what was measured or targeted. A paper counts as positive when any of its claims in the group is positive.